Kearney Public Schools officials said no injuries were reported after the high school was evacuated Monday afternoon because a classroom was filled with smoke.
Principal Jay Dostal said an overheated heat pump is to blame.
Officials said fire trucks arrived as a precaution, but students were sent back to class minutes later.
Viewers with disabilities can get assistance accessing this station's FCC Public Inspection File by contacting the station with the information listed below. Questions or concerns relating to the accessibility of the FCC's online public file system should be directed to the FCC at 888-225-5322, 888-835-5322 (TTY), or email@example.com.